Bonderite – conversion coating. Leading edge Nanoceramic, Iron-, Zinc- and Manganese-phosphate coatings to increase paint adhesion on and improve corrosion resistance of metal surfaces. Bonderite serves the complete conversion coating process, consisting of metal pre-treatment cleaners, activators, nanoceramic and phosphate solutions, zirconium oxides, post-rinse chemicals and service related products. Bonderite is formulated to use on steel, zinc and aluminium surfaces.